.page-products {
  background: var(--mist);
  color: var(--ink-text);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-products .ps-hero {
  background: radial-gradient(120% 140% at 85% 10%, #0b3a52 0%, transparent 55%), var(--ink-900);
  color: var(--mist);
  padding: 32px 0 56px;
  border-bottom: 1px solid var(--line);
}

.page-products .ps-hero__grid {
  display: grid;
  gap: 32px;
}

.page-products .ps-hero__copy {
  max-width: 560px;
}

.page-products .ps-hero__kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .ps-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.22;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--mist);
}

.page-products .ps-hero__lede {
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--slate);
  max-width: 34em;
}

.page-products .ps-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}

.page-products .ps-hero__stat {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(11, 42, 61, 0.55);
}

.page-products .ps-hero__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}

.page-products .ps-hero__num sup {
  font-size: 0.55em;
  vertical-align: super;
}

.page-products .ps-hero__unit {
  font-size: 13px;
  color: var(--slate);
}

.page-products .ps-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .ps-hero__visual {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .ps-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-products .ps-catalog-section {
  background: var(--ink-800);
  color: var(--mist);
  padding: 48px 0 64px;
  border-bottom: 1px solid var(--line);
}

.page-products .ps-catalog-head {
  margin-bottom: 28px;
}

.page-products .ps-catalog-head__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  color: var(--mist);
}

.page-products .ps-catalog-head__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
  max-width: 40em;
}

.page-products .ps-catalog {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-products .ps-filters {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 18px 18px 20px;
  border-radius: var(--radius);
  background: rgba(11, 42, 61, 0.72);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.page-products .ps-filters__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .ps-filters__title {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .ps-filters__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
}

.page-products .ps-filter-group {
  border: 0;
  padding: 0;
  margin: 0;
  min-width: 0;
}

.page-products .ps-filter-group__legend {
  padding: 0;
  margin-bottom: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-products .ps-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .ps-radio {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.page-products .ps-chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 11px;
  font-size: 13px;
  line-height: 1.4;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--slate);
  background: rgba(6, 24, 38, 0.4);
  cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .ps-chip:hover {
  border-color: var(--cyan);
  color: var(--mist);
}

.page-products .ps-radio:checked + .ps-chip {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
  font-weight: 700;
}

.page-products .ps-radio:focus-visible + .ps-chip {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .ps-filters__hint {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .ps-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .line-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 16px 14px;
  border-radius: var(--radius);
  background: var(--ink-700);
  border: 1px solid var(--line-soft);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.24s var(--ease);
}

.page-products .line-card:hover,
.page-products .line-card:focus-within {
  border-color: var(--cyan);
  background: #14415b;
  transform: translateY(-2px);
}

.page-products .line-card__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-products .line-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist);
}

.page-products .line-card__title a {
  color: inherit;
  text-decoration: none;
}

.page-products .line-card__title a::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.page-products .line-card__scale {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
}

.page-products .line-card__scale strong {
  font-size: 18px;
  font-weight: 700;
  color: var(--amber);
  margin-right: 4px;
}

.page-products .line-card__peek {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .line-card__peek li {
  position: relative;
  padding-left: 11px;
}

.page-products .line-card__peek li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.65;
}

.page-products .line-card__arrow {
  position: absolute;
  right: 14px;
  bottom: 12px;
  font-size: 17px;
  line-height: 1;
  color: var(--cyan);
  transition: transform 0.2s var(--ease);
}

.page-products .line-card:hover .line-card__arrow,
.page-products .line-card:focus-within .line-card__arrow {
  transform: translateX(4px);
}

/* 纯 CSS 组合筛选（:has 可用时生效，不可用时内容照常全展示） */
.page-products .ps-catalog:has(#flt-use-content:checked) .line-card:not([data-use~="content"]),
.page-products .ps-catalog:has(#flt-use-tool:checked) .line-card:not([data-use~="tool"]),
.page-products .ps-catalog:has(#flt-use-doc:checked) .line-card:not([data-use~="doc"]),
.page-products .ps-catalog:has(#flt-use-service:checked) .line-card:not([data-use~="service"]),
.page-products .ps-catalog:has(#flt-ep-web:checked) .line-card:not([data-endpoint~="web"]),
.page-products .ps-catalog:has(#flt-ep-win:checked) .line-card:not([data-endpoint~="win"]),
.page-products .ps-catalog:has(#flt-ep-mac:checked) .line-card:not([data-endpoint~="mac"]),
.page-products .ps-catalog:has(#flt-ep-and:checked) .line-card:not([data-endpoint~="and"]),
.page-products .ps-catalog:has(#flt-ep-ios:checked) .line-card:not([data-endpoint~="ios"]),
.page-products .ps-catalog:has(#flt-v-old:checked) .line-card:not([data-version~="old"]),
.page-products .ps-catalog:has(#flt-v-mid:checked) .line-card:not([data-version~="mid"]),
.page-products .ps-catalog:has(#flt-v-new:checked) .line-card:not([data-version~="new"]) {
  display: none;
}

.page-products .ps-directions {
  background: var(--mist);
  color: var(--ink-text);
  padding: 56px 0;
  border-bottom: 1px solid var(--slate);
}

.page-products .ps-section-head {
  margin-bottom: 28px;
}

.page-products .ps-section-head--ink .ps-section-head__title {
  color: var(--mist);
}

.page-products .ps-section-head--ink .ps-section-head__desc {
  color: var(--slate);
}

.page-products .ps-section-head .chapter-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 44px;
  line-height: 1;
  font-weight: 700;
  color: var(--cyan-deep);
  margin-bottom: 8px;
}

.page-products .ps-section-head__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink-text);
}

.page-products .ps-section-head__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: #4a5b6c;
  max-width: 44em;
}

.page-products .ps-directions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 32px;
}

.page-products .ps-dir {
  position: relative;
  padding: 20px 18px 18px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid #e3ecf2;
  border-top: 3px solid var(--cyan-deep);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-products .ps-dir:hover {
  box-shadow: 0 8px 24px rgba(6, 24, 38, 0.08);
  border-top-color: var(--amber);
}

.page-products .ps-dir__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan-deep);
}

.page-products .ps-dir__title {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-text);
}

.page-products .ps-dir__body {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: #4a5b6c;
}

.page-products .ps-dir__link {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 2px solid var(--amber);
  padding-bottom: 2px;
}

.page-products .ps-dir__link:hover {
  color: var(--cyan-deep);
}

.page-products .ps-directions__figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid #dbe6ed;
}

.page-products .ps-directions__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .ps-directions__caption {
  padding: 12px 16px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
  background: var(--ink-800);
}

.page-products .ps-anatomy {
  background: var(--ink-900);
  color: var(--mist);
  padding: 56px 0;
}

.page-products .ps-anatomy__grid {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-products .ps-anatomy__copy .chapter-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 44px;
  line-height: 1;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 8px;
}

.page-products .ps-anatomy__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  color: var(--mist);
}

.page-products .ps-anatomy__lede {
  margin: 0 0 26px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
  max-width: 36em;
}

.page-products .ps-anatomy__list {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-products .ps-anatomy__item {
  padding: 12px 14px;
  border-left: 2px solid var(--cyan);
  background: rgba(18, 58, 82, 0.45);
  border-radius: 0 8px 8px 0;
}

.page-products .ps-anatomy__item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  margin-bottom: 4px;
}

.page-products .ps-anatomy__item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .ps-anatomy__figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .ps-anatomy__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .ps-anatomy__caption {
  padding: 12px 16px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .ps-matrix-section {
  background: var(--ink-800);
  color: var(--mist);
  padding: 56px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .ps-matrix-wrap {
  display: grid;
  gap: 28px;
}

.page-products .ps-matrix {
  display: grid;
  gap: 4px;
  padding: 18px 14px;
  border-radius: var(--radius);
  background: rgba(6, 24, 38, 0.6);
  border: 1px solid var(--line);
  overflow-x: auto;
}

.page-products .ps-matrix__row {
  display: grid;
  grid-template-columns: minmax(84px, 1.4fr) repeat(7, minmax(28px, 1fr));
  gap: 4px;
  align-items: center;
}

.page-products .ps-matrix__cell {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate);
}

.page-products .ps-matrix__row--head .ps-matrix__cell {
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-products .ps-matrix__cell--label {
  justify-content: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
  padding-left: 6px;
  letter-spacing: 0.04em;
}

.page-products .ps-dot {
  display: block;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.85;
}

.page-products .ps-dot--1 { width: 6px; height: 6px; opacity: 0.35; }
.page-products .ps-dot--2 { width: 8px; height: 8px; opacity: 0.5; }
.page-products .ps-dot--3 { width: 10px; height: 10px; opacity: 0.65; }
.page-products .ps-dot--4 { width: 12px; height: 12px; opacity: 0.8; }
.page-products .ps-dot--5 { width: 14px; height: 14px; opacity: 1; background: var(--amber); }

.page-products .ps-matrix-side {
  display: grid;
  gap: 18px;
}

.page-products .ps-matrix-side__figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-900);
}

.page-products .ps-matrix-side__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .ps-matrix-side__figure figcaption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .ps-matrix-side__figure--archive img {
  aspect-ratio: 4 / 3;
}

.page-products .ps-matrix-side__figure--grid img {
  aspect-ratio: 2 / 1;
}

.page-products .ps-flow {
  background: var(--mist);
  color: var(--ink-text);
  padding: 56px 0;
}

.page-products .ps-flow .chapter-num {
  color: var(--cyan-deep);
}

.page-products .ps-steps {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: step;
}

.page-products .ps-step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 22px 20px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid #e3ecf2;
}

.page-products .ps-step::before {
  content: "";
  position: absolute;
  left: 42px;
  top: 52px;
  bottom: -14px;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--cyan-deep) 0 5px, transparent 5px 10px);
}

.page-products .ps-step:last-child::before {
  display: none;
}

.page-products .ps-step__num {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  font-weight: 700;
  color: var(--amber);
}

.page-products .ps-step__body {
  min-width: 0;
}

.page-products .ps-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-text);
}

.page-products .ps-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: #4a5b6c;
}

.page-products .ps-step__tag {
  position: absolute;
  top: 18px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan-deep);
  padding: 3px 8px;
  border: 1px solid rgba(15, 166, 156, 0.35);
  border-radius: 999px;
}

.page-products .ps-flow__note {
  margin: 0;
  padding: 16px 18px;
  border-radius: var(--radius);
  background: #eaf5f4;
  border-left: 3px solid var(--cyan-deep);
  font-size: 14px;
  line-height: 1.8;
  color: #14415b;
}

.page-products .ps-flow__note a {
  color: var(--ink-700);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--amber);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-products .ps-combos {
  background: var(--ink-900);
  color: var(--mist);
  padding: 56px 0;
}

.page-products .ps-combo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .ps-combo {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px;
  border-radius: var(--radius);
  background: rgba(18, 58, 82, 0.55);
  border: 1px solid var(--line-soft);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .ps-combo:hover {
  border-color: var(--cyan);
  background: rgba(18, 58, 82, 0.85);
}

.page-products .ps-combo__pair {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-products .ps-combo__pair em {
  font-style: normal;
  color: var(--amber);
  font-weight: 700;
}

.page-products .ps-combo__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--mist);
}

.page-products .ps-combo__body {
  margin: 0 0 4px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .ps-combo__link {
  align-self: flex-start;
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px dashed rgba(245, 179, 60, 0.6);
  padding-bottom: 2px;
}

.page-products .ps-combo__link:hover {
  border-bottom-style: solid;
  border-bottom-color: var(--amber);
}

@media (min-width: 640px) {
  .page-products .ps-hero {
    padding: 48px 0 64px;
  }

  .page-products .ps-hero h1 {
    font-size: 38px;
  }

  .page-products .ps-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .ps-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .ps-directions__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .ps-matrix-side {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .ps-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .ps-step::before {
    display: none;
  }

  .page-products .ps-combo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .ps-hero {
    padding: 64px 0 80px;
  }

  .page-products .ps-hero__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 48px;
  }

  .page-products .ps-hero h1 {
    font-size: 44px;
  }

  .page-products .ps-catalog {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 32px;
  }

  .page-products .ps-filters {
    position: sticky;
    top: calc(var(--bar-h) + 16px);
  }

  .page-products .ps-catalog-section {
    padding: 64px 0 80px;
  }

  .page-products .ps-directions__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .page-products .ps-anatomy__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
    align-items: center;
  }

  .page-products .ps-anatomy__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .ps-matrix-wrap {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-products .ps-section-head__title {
    font-size: 28px;
  }

  .page-products .ps-combo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1200px) {
  .page-products .ps-cards {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .ps-directions__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .ps-hero h1 {
    font-size: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .line-card,
  .page-products .line-card__arrow,
  .page-products .ps-chip,
  .page-products .ps-combo,
  .page-products .ps-dir {
    transition: none;
  }

  .page-products .line-card:hover,
  .page-products .line-card:focus-within {
    transform: none;
  }

  .page-products .line-card:hover .line-card__arrow,
  .page-products .line-card:focus-within .line-card__arrow {
    transform: none;
  }
}
<<<END>>>